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Finding the Fourth Proportional to 105,014.66, 144,920.46 and 59,692.92

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Solution

The fourth proportional to 105,014.66, 144,920.46 and 59,692.92 is: 82,376.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,014.66 : 144,920.46 = 59,692.92 : x
  2. Step 2: Convert to fraction form
    105,014.66/144,920.46 = 59,692.92/x
  3. Step 3: Cross multiply
    105,014.66x = 144,920.46 × 59,692.92
  4. Step 4: Simplify right side
    105,014.66x = 8,650,725,425.14
  5. Step 5: Solve for x
    x = 8,650,725,425.14/105,014.66
  6. Step 6: Final answer
    x = 82,376.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.